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You searched for: subject:"positive voltage"
[texts]BSTJ 40: 6. November 1961: The Automatic Protection Switching System of TH Radio. (Giger, A.J.; Low, F.K.)
Bell System Technical Journal, 40: 6. November 1961 pp 1665-1715. The Automatic Protection Switching System of TH Radio. (Giger, A.J.; Low, F.K.)
Keywords: channel; switching; protection; transmitting; signal; receiving; circuit; switch; voltage; logic; automatic protection; system technical; protection channel; receiving switch; switching system; protection channels; positive voltage; protection switching; regular channel; bell system
Downloads: 15
[texts]Folkscanomy Electronics Articles: The Four Way DFer
Folkscanomy Electronics Articles: The Four Way DFer
Keywords: antennas; pulses; antenna; led; qst; radio; voltage; switch; leds; signal; rights reserved; radio relay; qst volume; american radio; reserved november; switch board; radio shack; lrfb box; positive voltage; alternating pulses
Downloads: 26
[texts]Folkscanomy Electronics Articles: Audio-Frequency Generator
Folkscanomy Electronics Articles: Audio-Frequency Generator
Keywords: frequency; output; counter; sinewave; ohms; voltage; input; solder; display; quency; frequency counter; coarse frequency; fine frequency; trimmer potentiometer; schematic diagram; positive voltage; output level; measure external; frequency control; ceramic disc
Downloads: 37
[texts]Radio Electronics (September 1980)

Keywords: voltage; erm; kit; mhz; electronics; circuit; free; switch; output; frequency; power supply; noise reduction; bone fone; play button; front panel; positive voltage; piezoelectric sounder; hieronymus machine; cassette deck; kit includes
Downloads: 809
[texts]73 Magazine (December 1960)
73 Magazine December 1960 (#3) Transistorized 220 MHz Converter - Crystal controlled too ...... W3HIX 8 RF Sniffer - Snooper sensitive RF detector which you will build ...... K5JKX/6 11 SSB Dynamic Demonstrator - Teaching SSB calls for some tricky stratagems ...... W2UQB 12 Capacity Meter - Two ranges : 0-40 pF (resolves 1 pF) and 0-900 pF ...... K8ERV 14 Station Control System - Even if you don't build this one it will give you ideas ........
Keywords: circuit; relay; voltage; frequency; receiver; squelch; oscillator; signal; meter; transistor; power supply; noise figure; positive voltage; delay relay; mmfd ceramic; amateur radio; squelch control; short wave; pickup loop; plate current
Downloads: 2,933
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